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Wyszukujesz frazę "Akande, O. A." wg kryterium: Autor


Wyświetlanie 1-2 z 2
Tytuł:
Distribution and relative density of trees species in Kainji Lake National Park, Nigeria
Autorzy:
Akande, O. A.
Ahmad, Y. A.
Shuaib, A. B.
Jeje, C. A.
Powiązania:
https://bibliotekanauki.pl/articles/1077871.pdf
Data publikacji:
2019
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Distribution
Kainji Lake National Park
relative density
species
trees
Opis:
The importance of trees in the environment cannot be overemphasized. This present study, therefore, deals with the distribution and relative density of trees species in Kainji Lake National Park. Data were collected using plot sampling techniques. Therein, a 50 by 50 m2 plot was randomly laid. Within each sample plot, data on all trees ≥ 10 cm in diameter at breast height were enumerated. The data were analyzed using descriptive statistics. The result shows that different types of plants species were enumerated in the selected plots. This included six families of trees: Fabiaceae, Caesalpiniaceae, Rubiaceae, Maliaceae, Annonaceae and Mimosaceae. The percentage score of tree species in the four plots reveals that Afzelia africana recorded the highest with a total number of 60 species, followed by Detarium macrocarpium with 47 species, while Anogeissus leiocarpus and Azadirachta indica recorded 31 and 17 species, respectively. Gardenia aqualla was the least species recorded. The density and relative density of Afzelia africana recorded the highest, with 1.2ha and 26.9%, followed by Detarium microcarpiuum with 0.94ha and 21.1%, respectively, while Gardenia aqualla was the least with 0.02 ha and 0.4%. In terms of mean height, Daniela oliveri recorded the highest, with 28.1m, followed by Afzelia africana with 21.8%, while Azadirachta indica was the least with 5.8%. The mean DBH of Entada africana and Anogeissus leiocarpus recorded was 28.7cm and 28.1cm, while Prosopis africana and Accacia gournmaensis recorded 14.0 and 13.4, respectively, which were the least. The Types of wild animal species that are associated with the tree species includes Baboon, Kob, Grim duiker, Francolin, Patas monkey etc. Relative abundance of the animal species shows that Papio anubis recorded the highest with 40.5 individuals, while Erythrocebus patas recorded the least with 2.5 individuals.
Źródło:
World News of Natural Sciences; 2019, 22; 52-61
2543-5426
Pojawia się w:
World News of Natural Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Distribution and Abundance of Pangolin (Phataginus tetradactyla) in Borgu Sector of Kainji Lake National Park, Nigeria
Autorzy:
Akande, O. A.
Fajobi, E. A.
Buochuama, A.
Omole, E. B.
Olaoye, O.
Alhassan, A. M.
Powiązania:
https://bibliotekanauki.pl/articles/1055267.pdf
Data publikacji:
2018
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Borgu Sector
Distribution
Kainji Lake National Park
Pangolin
Phataginus tetradactyla
Opis:
Habitat destruction and poaching has been a major threat to wildlife species. In Kainji Lake National Park, the present population of Pangolin (Phataginus tetradactyla) is not certain. Therefore, this study documents the distribution and abundance of Pangolin in Borgu Sector of Kainji Lake National Park. Data were collected using the line transect method for a period of five (5) months. The data were analyzed using descriptive statistics, and displayed in the form of tables, chart and graphs. The findings show that Awwal Ibrahim tract had the highest percentage (29.7%) of observation of pangolin during the five month period of study (March– July, 2018), and the least observation was sighted in Gilbert child and Mamud Lapai tracks - with 16.2%, respectively. The month of March had the highest number of observation (10) and the month of June had the least number of observations (5). The Population structure of pangolin (P. tetradactyla) revealed that adult recorded the highest observation (26) and the least observation was recorded among young individuals (11). The vegetation distribution of pangolin revealed that riparian forest recorded the highest percentage (29.7%) of sightings, followed by Isoberlina doka woodland and Acacia complex (18.9%, respectively) while the least was Detarium microcapum areas - with (16.2%). Our study also revealed that in the different activities carried out by pangolin, running recorded the highest observation (14), followed by feeding (11) and the least was resting (4). The study recommended that, the park authority should intensify anti-poaching patrols so as to stop humans from entering the park and to minimize indiscriminate deforestation, bush burning and farming activities in the area, so as to allow wildlife to have enough cover and feed for survival.
Źródło:
World News of Natural Sciences; 2018, 21; 90-97
2543-5426
Pojawia się w:
World News of Natural Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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